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3-Cyanomethyl-2-methylbenzo[b]thiophene

3-氰基甲基-2-甲基苯并[b]噻吩

Also known as: 2-Methyl-3-(cyanomethyl)benzo[b]thiophene, 3-(Cyanomethyl)-2-methylbenzo[b]thiophene, 2-(2-Methyl-1-benzothiophen-3-yl)acetonitrile, 2-Methyl-3-cyanomethylbenzothiophene, Benzo[b]thiophene-3-acetonitrile, 2-methyl-

3-Cyanomethyl-2-methylbenzo[b]thiophene (CAS 91093-21-9) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C11H9NS and a molecular weight of 187.26100 g/mol. It is also known as 2-Methyl-3-(cyanomethyl)benzo[b]thiophene, 3-(Cyanomethyl)-2-methylbenzo[b]thiophene and 2-(2-Methyl-1-benzothiophen-3-yl)acetonitrile. Key properties include a boiling point of 355.5ºC at 760mmHg, a density of 1.204g/cm3 and a flash point of 168.8ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
91093-21-9
Jingsj CID
J-1510753-2
Molecular Formula
C11H9NS
Chinese Name
3-氰基甲基-2-甲基苯并[b]噻吩
Molecular Weight
187.26100 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point355.5ºC at 760mmHg
Density1.204g/cm3
Flash Point168.8ºC

Frequently Asked Questions

What is the CAS number of 3-Cyanomethyl-2-methylbenzo[b]thiophene?

The CAS number of 3-Cyanomethyl-2-methylbenzo[b]thiophene is 91093-21-9.

What are the molecular formula and molecular weight of 3-Cyanomethyl-2-methylbenzo[b]thiophene?

3-Cyanomethyl-2-methylbenzo[b]thiophene has molecular formula C11H9NS and molecular weight 187.26100 g/mol.

Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "3-Cyanomethyl-2-methylbenzo[b]thiophene (CAS 91093-21-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1510753-2 (accessed 2026-10-24).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.